1131671214 has 48 divisors (see below), whose sum is σ = 2474971200. Its totient is φ = 373701888.

The previous prime is 1131671137. The next prime is 1131671243. The reversal of 1131671214 is 4121761311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1001802 + ... + 1002930.

It is an arithmetic number, because the mean of its divisors is an integer number (51561900).

Almost surely, 2^1131671214 is an apocalyptic number.

1131671214 is an abundant number, since it is smaller than the sum of its proper divisors (1343299986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131671214 is a wasteful number, since it uses less digits than its factorization.

1131671214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1606 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 1131671214 is about 33640.3212529250. The cubic root of 1131671214 is about 1042.0936663258.

The spelling of 1131671214 in words is "one billion, one hundred thirty-one million, six hundred seventy-one thousand, two hundred fourteen".